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datetime.link/zone_test.go

52 lines
1.3 KiB
Go

package main
import (
"testing"
"time"
"github.com/serverwentdown/datetime.link/data"
)
func TestResolveZone(t *testing.T) {
cities, err := data.ReadCities()
if err != nil {
panic(err)
}
zone, err := ResolveZone(cities, "Singapore-SG")
if err != nil {
t.Errorf("want error %v, got error %v", nil, err)
}
wantCity, _ := SearchCities(cities, "Singapore-SG")
// TODO: instead of pointer comparison, do .Equals()
if zone.City != wantCity {
t.Errorf("want City %v, got City %v", wantCity, zone.City)
}
if zone.Offset != nil {
t.Errorf("want Offset %v, got Offset %v", nil, zone.Offset)
}
zone, err = ResolveZone(cities, "+04:00")
if err != nil {
t.Errorf("want error %v, got error %v", nil, err)
}
if zone.City != nil {
t.Errorf("want City %v, got City %v", nil, zone.City)
}
gotTime := time.Date(2020, time.January, 1, 0, 0, 0, 0, zone.Offset)
wantTime := time.Date(2019, time.December, 31, 20, 0, 0, 0, time.UTC)
if !gotTime.Equal(wantTime) {
t.Errorf("want time %v, got time %v", wantTime, gotTime)
}
zone, err = ResolveZone(cities, "+04:80")
if err != ErrZoneNotFound {
t.Errorf("want error %v, got error %v", ErrZoneOffsetInvalid, err)
}
zone, err = ResolveZone(cities, "04:80")
if err != ErrZoneNotFound {
t.Errorf("want error %v, got error %v", ErrZoneNotFound, err)
}
}